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Dr. Timothy B. Gardner, MD

(Timothy B. Gardner, MD)

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Specializes in: Oncology (Cancer Care) and Gastroenterology (Digestive System)

University of Connecticut School of Medicine, Farmington, CT (2000)

Professional interests include: cancer, ERCP (biliary and pancreatic endoscopy), liver disease, and more.

1 Medical Center Drive
Lebanon, NH 03756

(603) 650-5261

Dr. Timothy B. Gardner, MD is an oncologist in Lebanon, NH specializing in oncology (cancer care) and gastroenterology (digestive system). He graduated from University of Connecticut School of Medicine, Farmington, CT in 2000 and has 26 years of experience. Dr. Timothy B. Gardner, MD is affiliated with Dartmouth Hitchcock Medical Center and Dartmouth Health.

Office Locations

1 Medical Center Drive
Lebanon, NH 03756

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In The News

“"It's hard to objectively measure that effect," said Dr. Timothy Gardner, a gastroenterologist and an associate professor of medicine at Dartmouth's Geisel School of Medicine.”—"Influencers Are Drinking Chlorophyll Water. But Why?", New York Times, July 2021

“The free event will include presentations by Dr. Timothy Gardner, director of pancreatic disorders; Dr. Kerrington Smith, division chief, surgical oncology; and Jeannine Mills, nutritionist.”—"Pancreas Education Day--", The Cabinet Press, November 2019

Noteworthy Medicare Patient Procedures Performed by Dr. Timothy B. Gardner, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 10%

By Volume:

endoscopy

In 2023, Dr. Timothy B. Gardner, MD performed more endoscopy procedures for Medicare patients than 90% of providers in related specialties within New Hampshire.

Top 25%

By Volume:

biopsy

cancer screening

EGD with biopsy

EGD with lesion removal

gastrointestinal endoscopy

preventive care

In 2012, Dr. Timothy B. Gardner, MD performed more biopsy, cancer screening, EGD with biopsy, EGD with lesion removal, gastrointestinal (GI) endoscopy, and preventive care procedures for Medicare patients than 75% of providers in related specialties within New Hampshire.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2012 were gastrointestinal procedures, minimally invasive procedures, ultrasound (sonogram) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	36
diagnostic procedures	68
doctor visit	169
foreign body removal	22
gastrointestinal procedures	298
hospital care	62
image guided procedures	36
inpatient care	62
minimally invasive procedures	298
minor procedures	36
preventive care	13
removal of lesion (e.g. growth)	68
stent placement (stenting)	28
ultrasound (sonogram)	101

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2013 were minimally invasive procedures, gastrointestinal procedures, ultrasound (sonogram) and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	46
diagnostic procedures	92
doctor visit	193
gastrointestinal procedures	331
hospital care	29
image guided procedures	46
inpatient care	29
minimally invasive procedures	331
minor procedures	46
preventive care	11
removal of lesion (e.g. growth)	92
stent placement (stenting)	32
ultrasound (sonogram)	148

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	170
Female	188

**Age**
From 65 to 74	135
From 75 to 84	91
85 and over	33
Less than 65	99

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2013

Hypertension	63
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	30
Depression	39
Chronic Kidney Disease	30
Asthma	10
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2014 were minimally invasive procedures, gastrointestinal procedures, ultrasound (sonogram) and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	51
diagnostic procedures	115
doctor visit	204
gastrointestinal procedures	309
hospital care	48
image guided procedures	51
inpatient care	48
minimally invasive procedures	309
minor procedures	51
preventive care	19
removal of lesion (e.g. growth)	115
stent placement (stenting)	14
ultrasound (sonogram)	129

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	168
Female	173

**Ethnicity**
Non-Hispanic White	330
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	108
85 and over	32
Less than 65	92

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2014

Hypertension	61
High Cholesterol	48
Stroke	4
Ischemic Heart Disease	32
Depression	34
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	20
Diabetes	36
Dementia	9
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	49
diagnostic procedures	144
doctor visit	248
gastrointestinal procedures	335
hospital care	29
image guided procedures	49
inpatient care	29
minimally invasive procedures	335
minor procedures	49
preventive care	11
removal of lesion (e.g. growth)	144
stent placement (stenting)	26
ultrasound (sonogram)	127

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	364
Female	378

**Ethnicity**
Non-Hispanic White	714
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	178
85 and over	62
Less than 65	218

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2015

Hypertension	60
High Cholesterol	44
Stroke	4
Ischemic Heart Disease	33
Depression	31
Chronic Kidney Disease	29
Asthma	17
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	20
Diabetes	35
Dementia	8
Cancer	17

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	56
diagnostic procedures	202
doctor visit	368
gastrointestinal procedures	491
hospital care	26
image guided procedures	56
inpatient care	26
minimally invasive procedures	491
minor procedures	56
preventive care	31
removal of lesion (e.g. growth)	202
stent placement (stenting)	19
ultrasound (sonogram)	175

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	246
Female	360

**Ethnicity**
Non-Hispanic White	577
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	169
85 and over	48
Less than 65	152

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2016

Hypertension	60
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	28
Depression	32
Chronic Kidney Disease	34
Asthma	25
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	35
Dementia	9
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	42
diagnostic procedures	179
doctor visit	313
gastrointestinal procedures	465
hospital care	63
image guided procedures	42
inpatient care	63
minimally invasive procedures	465
minor procedures	42
preventive care	54
removal of lesion (e.g. growth)	179
stent placement (stenting)	28
ultrasound (sonogram)	130

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	252
Female	310

**Ethnicity**
Non-Hispanic White	535
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	152
85 and over	57
Less than 65	135

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2017

Hypertension	60
High Cholesterol	40
Stroke	5
Ischemic Heart Disease	33
Depression	40
Chronic Kidney Disease	33
Asthma	12
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	23
Diabetes	32
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	43
diagnostic procedures	209
doctor visit	299
gastrointestinal procedures	486
hospital care	111
image guided procedures	43
inpatient care	111
minimally invasive procedures	486
minor procedures	43
preventive care	33
removal of lesion (e.g. growth)	209
stent placement (stenting)	40
ultrasound (sonogram)	141

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	250
Female	346

**Ethnicity**
Non-Hispanic White	566
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	245
From 75 to 84	155
85 and over	61
Less than 65	135

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2018

Hypertension	66
High Cholesterol	48
Stroke	8
Ischemic Heart Disease	37
Depression	36
Chronic Kidney Disease	34
Asthma	12
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	22
Diabetes	30
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	43
diagnostic procedures	187
doctor visit	263
gastrointestinal procedures	391
hospital care	41
image guided procedures	43
inpatient care	41
minimally invasive procedures	391
minor procedures	43
preventive care	24
removal of lesion (e.g. growth)	187
stent placement (stenting)	14
ultrasound (sonogram)	127

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	181
Female	281

**Ethnicity**
Non-Hispanic White	439
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	128
85 and over	41
Less than 65	113

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2019

Hypertension	61
High Cholesterol	44
Stroke	4
Ischemic Heart Disease	32
Depression	38
Chronic Kidney Disease	31
Asthma	10
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	45
diagnostic procedures	176
doctor visit	181
gastrointestinal procedures	356
hospital care	14
image guided procedures	45
inpatient care	14
minimally invasive procedures	356
minor procedures	45
preventive care	32
removal of lesion (e.g. growth)	176
stent placement (stenting)	20
ultrasound (sonogram)	103

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	180
Female	263

**Ethnicity**
Non-Hispanic White	430
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	184
From 75 to 84	123
85 and over	35
Less than 65	101

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2020

Hypertension	64
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	33
Depression	36
Chronic Kidney Disease	36
Asthma	13
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	32
diagnostic procedures	211
doctor visit	223
gastrointestinal procedures	417
hospital care	58
image guided procedures	32
inpatient care	58
minimally invasive procedures	417
minor procedures	32
preventive care	36
removal of lesion (e.g. growth)	211
stent placement (stenting)	20
ultrasound (sonogram)	109

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	188
Female	278

**Ethnicity**
Non-Hispanic White	449
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	136
85 and over	46
Less than 65	87

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2021

Hypertension	66
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	33
Depression	33
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	12
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

aspiration	31
diagnostic procedures	150
doctor visit	177
gastrointestinal procedures	341
hospital care	47
image guided procedures	31
inpatient care	47
minimally invasive procedures	341
minor procedures	31
preventive care	22
removal of lesion (e.g. growth)	150
stent placement (stenting)	24
ultrasound (sonogram)	103

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	167
Female	264

**Ethnicity**
Non-Hispanic White	406
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	166
From 75 to 84	127
85 and over	59
Less than 65	79

Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD in 2022

Hypertension	66
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	26
Depression	30
Chronic Kidney Disease	21
Asthma	17
Osteoperosis	19
Atrial Fibrilation	22
Heart Failure	18
Chronic Obstructive Pulmonary Disease	25
Diabetes	32
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Timothy B. Gardner, MD for Medicare patients.

The highest averages for the top procedures that Dr. Timothy B. Gardner, MD treated as an oncologist in Lebanon, NH were gastrointestinal procedures, minimally invasive procedures, diagnostic procedures and removal of lesion (e.g. growth).

aspiration	43
diagnostic procedures	157
doctor visit	239
foreign body removal	22
gastrointestinal procedures	383
hospital care	48
image guided procedures	43
inpatient care	48
minimally invasive procedures	383
minor procedures	43
preventive care	26
removal of lesion (e.g. growth)	157
stent placement (stenting)	24
ultrasound (sonogram)	126

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Timothy B. Gardner, MD.

**Gender**
Male	196
Female	258

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	404
Hispanic	0
Native American / Alaskan Native	0
Other	1

**Age**
75 to 84	124
85 and over	43
Less than 65	110
65 to 74	177

Average of Total of Conditions of Medicare patients treated by Dr. Timothy B. Gardner, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Timothy B. Gardner, MD treated were hypertension, high cholesterol, depression and diabetes.

Hypertension	57
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	28
Depression	31
Chronic Kidney Disease	28
Asthma	12
Osteoporosis	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	29
Atrial Fibrillation	12
Cancer	13
Dementia	7

Education & Training

Dr. Timothy B. Gardner, MD graduated from University of Connecticut School of Medicine, Farmington, CT in 2000. He completed residency at Dartmouth Hitchcock Medical Center, Lebanon, NH. He is certified by the Board certification: Internal Medicine and has a state license in Montana.

Medical School: University of Connecticut School of Medicine, Farmington, CT (2000)

Residency: Dartmouth Hitchcock Medical Center, Lebanon, NH (2004)

Board Certification: Board certification: Internal Medicine

Licensed In: Montana

Affiliations & Hospitals

Dr. Timothy B. Gardner, MD is associated with these hospitals and organizations:

Dartmouth Hitchcock Medical Center

Dartmouth Health

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General Payments

These charts describe general payments received by Dr. Timothy B. Gardner, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novo Nordisk AS	$36,510 $36,510
HydroCision, Inc.	$7,800 TenJet $7,800
Salix Pharmaceuticals, Ltd	$5,961 Ruconest $5,961
Mallinckrodt LLC	$1,600 $1,600
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$750 XIFAXAN $750
Other	$1,232 Infinity ERCP Sampling Device $64	$1,169

**Types of Payments**
Consulting Fee	$44,550
Travel and Lodging	$8,188
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$750
Food and Beverage	$364

Biography

Dr. Timothy Gardner works as a gastroenterology (digestive system) and oncology (cancer care). Dr. Gardner's areas of expertise include pancreas problems, cancer, and liver disease. He is affiliated with Dartmouth-Hitchcock Clinics and Dartmouth-Hitchcock Medical Center (DHMC). He studied medicine at the University of Connecticut School of Medicine. For his professional training, Dr. Gardner completed a residency program at Dartmouth-Hitchcock Medical Center. Dr. Gardner has received the distinction of Top Doctor (named by Castle Connolly, published by New Hampshire Magazine).